Mike's Workshop Manuals
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911 Turbo, 2D Convertible
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Repair and Diagnosis
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DTC Index -- 911
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DTC P1346: Valve Lift Control, Bank 1
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Possible fault causes
Possible fault causes
Dynamic driving style when oil level is near minimum (oil foaming)
Engine oil pressure too high or too low
Loose contact or corrosion on connectors or lines (power supply for solenoid valve for hydraulic valve lift control)